async-chain-proxy

async-chain-proxy provides method chain interfaces for accessing async methods.

How to use

method chain

class A {
  async foo () {
    console.log('foo')
  }
  async bar () {
    console.log('bar')
  }
}
 
const chainProxy = require('async-chain-proxy')
const obj = chainProxy(new A())
obj.foo().bar().end()
 
// output
>foo
>bar

receive a return value

class A {
  async foo () {
    return 'foo'
  }
}
const chainProxy = require('async-chain-proxy')
const obj = chainProxy(new A())
obj.foo().result((v) => console.log(v)).end()
 
// output
>foo

API

constructor(target, options = {})

options

• resultFuncName(default: 'result') : If you don't prefer result function name, you can change.
• endFuncName(default: 'end') : If you don't prefer end function name, you can change.
• onChainFinished(default: null) : this is a callback function that is called after end().

result(r)

This function is used for receiving result of previous action.

end()

Indicates end of chained actions. If you didn't call end(), all the actions aren't called.

target

Returns target object.